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Ketamine addiction can affect your health, relationships, and daily life – even if you’re not using it regularly. One of the clearest signs is continuing to take ketamine even when you want to stop.
At Smarmore Castle, we’ve supported individuals struggling with ketamine use for over a decade. We understand how ketamine dependency develops, from casual drug use to addiction. This page outlines the key signs of ketamine addiction, how it progresses, and what treatment options are available. With professional help and the right support, recovery is possible.
Our admissions team is your first point of contact, offering compassionate and immediate assistance to anyone seeking guidance or support for ketamine addiction treatment, Ireland. As Ireland’s leading centre for ketamine addiction in Ireland, we provide comprehensive, evidence-based care with the right support for long-term recovery.
Treatment for Ketamine Addiction
Find out about ketamine rehab at Smarmore Castle.
What Is Ketamine and Why Is It Addictive?
Ketamine (sometimes referred to as “Special K”, “Kit-Kat”, “K”, “Ket”, and “vitamin K”) is a powerful dissociative drug – meaning it creates feelings of detachment from your body and your surroundings. It was originally developed as an anaesthetic for both humans and animals. While it has legitimate medical uses, especially in controlled settings for treatment-resistant depression, ketamine can become highly addictive when used outside these environments.
The drug works by altering your brain chemistry, particularly affecting your brain’s reward system. This can create a strong psychological dependence, as you begin to crave the feelings of euphoria, relaxation, and detachment from reality that taking ketamine provides. When taken recreationally, ketamine induces a sense of detachment from reality, often described as a “K-hole”, an intense dissociative state where you feel completely disconnected from your body and environment.
The risks of taking ketamine are severe, even when it is not consumed every day. However, chronic ketamine misuse can quickly escalate, with individuals requiring higher doses to achieve the same effect. Over time, this pattern of ketamine use can lead to severe physical symptoms and psychological consequences, as well as a devastating impact on financial and social aspects of your life.
One of the most serious health risks is ketamine bladder syndrome or “k-bladder”, a condition that causes frequent urination, extreme pain, and can result in permanent bladder damage. Other long-term effects include memory loss, cognitive decline, and an increased risk of suicidal thoughts, especially in those with underlying mental health issues.
The addictive nature of ketamine lies in its ability to temporarily relieve emotional pain and induce a sense of escape. However, this relief is short-lived, and repeated substance use often leads to a cycle of ketamine dependence and a negative impact on your daily life. Understanding these risks is essential for anyone currently using ketamine, and it highlights the importance of seeking effective addiction treatment in a professional setting.

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Signs and Symptoms of Ketamine Addiction
Recognising ketamine addiction early can prevent long-term health issues and help you access effective addiction treatment. The symptoms of ketamine misuse vary but often fall into the following categories:
Early Warning Signs
- Taking ketamine more frequently or in higher doses
- Developing intense cravings or compulsive use
- Withdrawing from relationships or daily life
- Avoiding responsibilities at work, school, or home
Behavioural Symptoms
- Secrecy and risky behaviours linked to drug misuse
- Mixing ketamine with other substances or other drugs
- Spending significant time or money on the drug
- Hiding or lying about substance use
Psychological Symptoms
- Mood swings, depression, or paranoid thoughts
- Emotional numbness or psychological consequences like detachment
- Memory loss and cognitive difficulties
- Experiencing withdrawal symptoms, including anxiety and a depressed mood
Physical Symptoms
- Bladder issues and frequent urination (ketamine bladder syndrome)
- Severe pain in the stomach or urinary tract
- Slurred speech or slow physical reactions
- Appearing sedated or unresponsive
- K cramps (severe abdominal pain linked to chronic ketamine abuse/ misuse)
The effects of ketamine can range from mild sedation to severe organ and bladder damage, depending on the pattern and duration of substance misuse.
Curious About Ketamine Detox and Withdrawal?
Find out more about the withdrawal symptoms and detox process at Smarmore Castle.
The Impact of Ketamine Addiction
Long-term ketamine misuse (also known as “ketamine abuse”) is associated with serious physical symptoms and psychological effects. When discussing the impact on the bladder, the Health Service Executive (HSE) warns that long-term ketamine misuse can result in significant implications for the bladder, including ketamine bladder syndrome and potential irreversible bladder damage. Frequent use also increases your risk of developing ketamine dependence and experiencing withdrawal symptoms, such as anxiety and depressed mood.1
Psychological symptoms include poor memory, mood swings, mood instability, and in some cases, symptoms resembling psychosis. A 2022 review published in The Irish Journal of Psychological Medicine noted links between regular ketamine use and heightened levels of depression and anxiety, particularly in those with pre-existing mental health concerns.2
As with many forms of substance misuse, these impacts often extend to your personal relationships, job performance, and overall quality of life. You may feel a strong compulsion to continue misusing ketamine despite being aware of its risks, making it difficult to stop without professional intervention.
Drug misuse can also impair your functioning in relationships, employment, and daily responsibilities. Heavy users often struggle with regaining control over their lives without comprehensive treatment.
Understanding Ketamine Use in Ireland
Ketamine use is on the rise across Ireland, particularly among young people and nightlife communities. Revenue seizures of ketamine rose from 7.86 kg in 2022 to 41.2 kg in 2023, reflecting a sharp rise in supply and increased use. This increased use of ketamine is seen in both recreational and non-medical contexts, contributing to its growing prevalence and associated risks.3
Growing Concern for Ketamine Supplies Across Europe
The European Union Drugs Agency (EUDA) also reports growing concern about the risks associated with ketamine availability across Europe, particularly when combined with other substances. These trends suggest an urgent need for targeted public health responses and access to appropriate mental health services and addiction treatment.4
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Ketamine Misuse: Patterns and Dangers
Ketamine misuse can take many forms, from occasional recreational drug use at parties to more frequent self-medication for emotional pain or mental health struggles. You might start using ketamine to cope with stress, anxiety, or depression, but over time, this can develop into compulsive use.
The dangers of substance misuse are both immediate and long-term, affecting both your physical and mental health.
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Short-Term Effects of Ketamine Addiction
In the short term, ketamine use can cause immediate risks such as respiratory depression, increased heart rate and blood pressure, and unpredictable psychological consequences like hallucinations, confusion, and dissociation. These symptoms typically resolve within 2 hours of ingestion.2
As use continues, you may develop physical dependence, requiring higher doses to achieve the same effect and experiencing withdrawal symptoms, such as anxiety, mood swings, and a depressed mood, when you try to stop.
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Long-Term Effects of Ketamine Addiction
Long-term ketamine dependence can also lead to serious health problems, including bladder damage, slurred speech, memory loss, and persistent psychological symptoms, as well as kidney dysfunction, ulcerative cystitis, bladder carcinoma, and memory loss.2
Many people struggling with ketamine addiction also face co-occurring mental health disorders, making it even more important to address both substance use and underlying psychological factors in treatment.
Recognising the symptoms of your ketamine addiction, such as mood swings, emotional withdrawal, and changes in behaviour, is crucial for seeking out early intervention. It may be difficult to come to terms with it if you are the person using ketamine, but you are not alone, and support is available to help you. Healthcare professionals and addiction specialists, such as those at Smarmore Castle, can provide the medical support and therapy you need to help regain control over your substance use.
With professional intervention and comprehensive treatment options, recovery from ketamine addiction is possible.
How Can I Overcome Ketamine Addiction?
Due to the serious nature and impact on your physical and mental well-being, ketamine addiction will require a medically managed detox in a safe, clinical environment to help you or your loved one overcome the most challenging symptoms.
Treatment Options for Ketamine Addiction
Ketamine addiction is most effectively addressed through a structured ketamine rehab programme, which can take place in a residential setting or through an outpatient service. A residential programme often offers:
- Medically supervised detox, designed to help you manage the challenging first days of ketamine withdrawal symptoms safely, while reducing health risks such as bladder issues and severe psychological distress.
- A comprehensive addiction treatment plan using evidence-based therapies, including individual counselling, group therapy, cognitive behavioural therapy, and complementary approaches, to address both the physical symptoms and the psychological dependence associated with chronic ketamine dependence.
- Aftercare planning, providing continued support and relapse prevention strategies in the months following your initial treatment, helps you sustain progress in recovery.
As ketamine dependence affects each person differently, the most effective recovery plan is tailored to your individual needs. While there are no specific medications approved to treat ketamine dependency, some people may require medical support to ease physical withdrawal symptoms, and others may benefit most from talking therapies, trauma-informed care, and peer support groups.
Why Choose Smarmore Castle for Treatment
Smarmore Castle is one of Ireland’s leading treatment centres for substance use. Our multidisciplinary team of healthcare professionals deliver compassionate, clinically informed care in a safe and structured environment.
We provide holistic treatment options, including therapy, detox, and continuing care planning, to help you regain control of your life. Our drug rehab programmes are abstinence-based and focused on long-term recovery, supporting you through every stage of overcoming ketamine addiction.

Want To Learn More About Treatment for Ketamine?
Self-Help Resources Near You
If you are looking for self-help resources that are local to you, you can find your nearest Narcotics Anonymous (NA) groups or talk to the Samaritans. The HSE also provides free drug support services.
Frequently Asked Questions
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Why are people addicted to ketamine?
People may become addicted to ketamine because of its dissociative drug effects, which temporarily ease emotional pain or psychological consequences. This can lead to compulsive use and psychological dependence over time.
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Is ketamine physically addictive?
Though ketamine addiction is largely psychological dependence, some people experience physical symptoms such as intense cravings, mood swings, and withdrawal symptoms when they stop using the drug.
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Why is ketamine addictive?
Ketamine alters your brain’s reward system, making it harder to feel pleasure without the drug. This psychological pull, along with repeated substance use, contributes to dependency and makes regaining control difficult.
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Is ketamine more addictive than alcohol?
Both are addictive substances, but they work differently in your brain chemistry. Ketamine’s psychological effects can lead to faster dependency in some individuals, especially when combined with other drugs or other substances.
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Is ketamine physically or psychologically addictive?
Primarily, ketamine causes psychological dependence. However, chronic users may develop signs of physical dependence, especially when experiencing withdrawal symptoms during attempts to stop.
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References
- Health Service Executive. Ketamine. Dublin: HSE; c2025 [Accessed August 2025].
- Irish Journal of Medicine. Ketamine: Future Treatment For Unresponsive Depression? [Accessed August 2025].
- Health Research Board. ‘K culture’ – the emergence of ketamine on the Irish drug scene. [Accessed August 2025].
- European Union Drugs Agency. European drug report 2025. Luxembourg: Publications Office of the European Union; 2024. [Accessed August 2025].